108 INHERITANCE IN POULTRY. 



PLATE III. 



FIG. ii. Head of hybrid of the second generation, Minorca X Polish, 371 $ the son 

 of such a pair as are represented in figs. 5 and 6. Note the absence (imper- 

 fect) of crest, the high nostril, and the rudimentary comb. (H. A. H.) 



FlG. 12. Head of Houdan ($ 9). Shows crest, high nostril, and rudimentary comb. 



FIG. 13. Foot of Houdan (^ 9). Shows the two toes (in place of one) situated imme- 

 diately below the spur. 



FlG. 14. Head of second generation White Leghorn x Houdan hybrid, its father being 

 like fig. 17. Shows the occurrence of both cerebral hernia and single comb 

 on the same individual. (H. A. H.) 



